: an extrachromosomal ring of DNA especially of bacteria that replicates autonomously
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In RenBio’s case, the researchers spelled out the instructions to make a GLP-1 receptor agonist protein — essentially the same active ingredient in medicines like Ozempic and Mounjaro — and looped it into a small circle called a plasmid.
—
Brenda Goodman,
CNN Money,
4 Nov. 2025
Through the not-for-profit plasmid repository Addgene, PROTEUS will be available to any lab worldwide with the appropriate infrastructure, virology training, and skills in molecular biology.
—
IEEE Spectrum,
27 July 2025
The strain also carried a separate genetic element (a plasmid) that provided resistance mechanisms against streptomycin and spectinomycin, cephalosporins, macrolides, and sulphonamides.
—
Beth Mole,
ArsTechnica,
11 Apr. 2025
Once purified, the plasmids and enzymes are piped into other tanks, where a biochemical reaction produces the dsRNA.
—
Byerik Stokstad,
science.org,
27 June 2024
See All Example Sentences for plasmid
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Brenda Goodman,
CNN Money,
4 Nov. 2025
Through the not-for-profit plasmid repository Addgene, PROTEUS will be available to any lab worldwide with the appropriate infrastructure, virology training, and skills in molecular biology.
—
IEEE Spectrum,
27 July 2025
The strain also carried a separate genetic element (a plasmid) that provided resistance mechanisms against streptomycin and spectinomycin, cephalosporins, macrolides, and sulphonamides.
—
Beth Mole,
ArsTechnica,
11 Apr. 2025
Once purified, the plasmids and enzymes are piped into other tanks, where a biochemical reaction produces the dsRNA.
—
Byerik Stokstad,
science.org,
27 June 2024
See All Example Sentences for plasmid
Cite this Entry
“Plasmid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/plasmid. Accessed 5 Jul. 2026.
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